... ,simply place the stones in the freezer for a few hours ,add a couple to you glass of spirits ,let stand for five ... six whiskey stones,come complete with a muslin storage pouchCut from recycled graniteTumbled with recycled aggregateEasy to use ,just wash them and place ... and ruin the flavor.A handful of ice will take a drink to just under 40 degrees, and to deep freeze a drink quickly, there ...